Radar and EW Radar and EW

Sub-systems Sub-systems

Saurabh Sinha Saurabh Sinha

Microelectronics & Electronics GroupUniversity of Pretoria, South Africa

Friday 21 April 2023

Departement Elektriese, Elektroniese & Rekenaar-IngenieursweseDepartment of Electrical, Electronic & Computer EngineeringKgoro ya Merero ya Mohlagase, Elektroniki & Bointšinere bja Khomphutha

Carl and Emily Fuchs Institute for Microelectronics

CEFIM

Founded in 1981 after receiving a grant fromCarl and Emily Fuchs

(1972 to 1981 Institute for Microstructures)

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Director: Prof. Monuko du PlessisSenior Lecturer: Dr Saurabh SinhaLecturers: Johan Schoeman

Jannes Venter(+1 / 2010)

Researcher: Alfons Bogalecki (+1 / 2010)

Project manager: Gerrie Mostert

Postgraduatestudents(PhD and MEng): 15 (+6 / 2010)

CEFIMCarl and Emily Fuchs Institute for

Microelectronics

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Postgraduate Courses

EIN 732 Introduction to Research Prof. JAG Malherbe

EME 732 Analogue Electronic DesignProf. M. du Plessis

EDG 780 Digital Electronic Design

Dr S Sinha

Mr PJ Venter

Mr J Schoeman

DPSS, CSIREMK 732 Communication Electronics

Prof. M. du Plessis

EEY 890/1 Dissertation (MSc / MEng)

EIN 990/1 Thesis (PhD / PhD (Eng))

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Focus Areas & International Research Partners

CMOS / Si device manufacture Georgia Tech, Atlanta, USA

RF, RF MEMS and mm-wave IC’s IMT, Bucharest, Romania Dresden University of Technology, Dresden, Germany University of Electronic Sciences and Technology, China Non-linear RF Lab, Ohio State University, USA Sogang University, South Korea ICE Laboratory, Georgia Tech., USA

MEMS simulation and manufacture IMTEK, University of Freiburg, Germany

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Components of Electronic Warfare

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A [CMP] Wafer

Europractice (Belgium)MOSIS (USA)CMP (France)

AMS AMI

TSMCUMCIHPIBM

CSMCOMMIC

STIC FOUNDRIES

Prototyping○ IC Foundries

CEFIM

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University of Pretoria○ Selected listing of funded projects (contract research)

• Grintek Ewation– 1 Project (2 years)

• A 5 GHz SiGe CMOS Voltage Controlled Oscillator with Reduced Phase Noise (delivered)

• Another project in pipe-line (contract awarded)• Defence, Peace, Safety & Security (DPSS), CSIR

– Armscor (Origin: DoD) – 3 Projects (2 years each)

• A 5 GHz Voltage Controlled Oscillator (VCO) with 360° Variable Phase Outputs (delivered)

• Reducing Jitter in High-Speed Serial Links• A Linear SiGe BiCMOS LNA for Wide Band Receivers

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A 5 GHz VCO with 360° Variable Phase Outputs

Vector Sum

90°

VGA

VGA

+

In-phase

Quadrature

Vcontrol_I

Vcontrol_Q

+ -

+ -

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L1 L2

VDD

VTUNE

C1 C2D1 D2

T1 T2

IBIAS Cp

Lp

L1 L2

VDD

VTUNE

C1 C2D1 D2

T1 T2

IBIASCp vs

+

-

ITAIL

ICp

A 5 GHz SiGe CMOS Voltage Controlled Oscillator with Reduced Phase Noise

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Feedback/questions

Saurabh Sinha

Carl & Emily Fuchs Institute for Microelectronics

Dept.: Electrical, Electronic & Computer Engineering

University of Pretoria

Pretoria 0002

SOUTH AFRICA

Tel: +27-(12)-420-2950 / 082-777-6893

E-mail: ssinha@ieee.org

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